/*
 * Copyright 2009 Kaspar Minosiants http://www.minosiants.com.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.minosiants.confluence.blog.plugin.tweet2it;
/**
 *	Project home: http://tweet2it.minosiants.com
 *
 *  @author Kaspar Minosiants
 *
 * 	$Id:$
 */
public class GeneralTextRenderer implements ITextRenderer {
	public static ITextRenderer  instance=new GeneralTextRenderer();	
	private GeneralTextRenderer() {
		super();
	}
	@Override
	public String render(String text) {
		String space=" ";
		String[] words=text.split(space);
		StringBuffer result=new StringBuffer(); 
		for (String word : words) {
			result.append(space);
			if(word.trim().startsWith("@")){
				result.append(cretaeTwitterUserLink(word));
				continue;
			}
			if(word.trim().startsWith("http:")){
				result.append(cretaeHttpLink(word));
				continue;
			}
			if(word.trim().startsWith("#")){
				result.append(cretaeTagLink(word));
				continue;
			}
			result.append(word);	
		}
		return result.toString().trim();		
	}
	private String cretaeTagLink(String word) {
		String _word=word.substring(1, word.length()); //remove #
		return "<a href=\"http://search.twitter.com/search?q=%23"+_word+"\">"+word+"</a>";
	}

	private String cretaeTwitterUserLink(String word) {
		String name=word.substring(1, word.length()); //remove @
		return "<strong><a title=\""+name+"\"  href=\"http://twitter.com/"+name+"\">"+word+"</a></strong>";
	}

	private String cretaeHttpLink(String word) {
		
		return "<a href=\""+word+"\">"+word+"</a>";
	}
}
